OT-2026-000103670
Publication integrity record
Four bellows cup vacuum gripper, four zone face, pump fed, pulsed blow-off after set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000103670) never changes.
Identity and time
| Publication number | OT-2026-000103670 · never reused |
|---|---|
| Internal UUID | 01a0aea4-e462-7f0d-96cf-c37a34ebbbb7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:57.105586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103670 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6ed81399e24296f13291eac7baf6766d3a2331b0cb009eff4d5d92165f47790c |
|---|---|
| Markdown | d7d70ad5ff10af226cd5fcaaf3bb835da49802148f511c7a785de7b3e175e3fb |
| Publication page | 5c1e4d459bc5b79779b6891dbdb9db75a2b28bb9239c2e2b2c6c04631f205fe2 |
| Manifest | 29140952735e74bde759b707f0f05c131d34d861ca37e5a4ca4adaf82b34d2cd |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | tjaqJdrXZlrl/IyIlT6JVW0qy9ikCHGRD7EFa6BjanC448UaMFgWVbFeqcrSmYQBeKH56hztmLCiZmWRJDwHBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:22:28.303230Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103670observed 5c1e4d459bc5b79779b6891dbdb9db75...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:28.286775Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103670/manifest.jsonobserved 29140952735e74bde759b707f0f05c13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:28.271020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103670/publication.mdobserved d7d70ad5ff10af226cd5fcaaf3bb835d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:28.254210Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103670/publication.txtobserved 6ed81399e24296f13291eac7baf6766d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|